Revert "Another attempt to fix the upload script."

This reverts commit 0e57805.

Reason for revert: https://logs.chromium.org/logs/dart/buildbucket/cr-buildbucket.appspot.com/8919710985306895504/+/steps/upload_abi_dills/0/stdout

Original change's description:
> Another attempt to fix the upload script.
> 
> Bug: #36047
> Change-Id: I2302bd3ee2072651cebcc1179e9778dc4c617965
> Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/95662
> Reviewed-by: Alexander Thomas <[email protected]>
> Commit-Queue: Liam Appelbe <[email protected]>

[email protected],[email protected],[email protected]

Change-Id: Ibe5c52ae0005ea8aa0e69862a19b54cd64864974
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: #36047
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/95702
Reviewed-by: Liam Appelbe <[email protected]>
Commit-Queue: Liam Appelbe <[email protected]>

Author: liamappelbe

tools/upload_abi_dills.sh

@@ -8,8 +8,8 @@
 #   $build_dir/vm_platform_strong.dill
 #   $build_dir/gen/kernel_service.dill
 #   $build_dir/gen_kernel_bytecode.dill
-# This script is a no-op unless $BUILDBOT_BUILDERNAME is "dart-sdk-linux-be".
-# It's also a no-op if dill files were already uploaded today.
+# This script is a no-op unless $BUILDBOT_BUILDERNAME is "dart-sdk-linux". It's
+# also a no-op if dill files were already uploaded today.
 set -e
 set -x
 
@@ -18,7 +18,7 @@ if [ -z "$2" ]; then
   exit 1
 fi
 
-if [ "$BUILDBOT_BUILDERNAME" != "dart-sdk-linux-be" ]; then
+if [ "$BUILDBOT_BUILDERNAME" != "dart-sdk-linux" ]; then
   echo "This script only works on the dart-sdk-linux buildbot"
   exit 0
 fi
@@ -34,7 +34,6 @@ if [ ! -z "$search_results" ]; then
   exit 0
 fi
 
-sdk_dir=$(pwd)
 tmpdir=$(mktemp -d)
 cleanup() {
   rm -rf "$tmpdir"
@@ -43,9 +42,9 @@ trap cleanup EXIT HUP INT QUIT TERM PIPE
 pushd "$tmpdir"
 
 mkdir abiversions
-cp "$sdk_dir/$2/vm_platform_strong.dill" "abiversions/vm_platform_strong.dill"
-cp "$sdk_dir/$2/gen/kernel_service.dill" "abiversions/kernel_service.dill"
-cp "$sdk_dir/$2/gen_kernel_bytecode.dill" "abiversions/gen_kernel_bytecode.dill"
+cp "$2/vm_platform_strong.dill" "abiversions/vm_platform_strong.dill"
+cp "$2/gen/kernel_service.dill" "abiversions/kernel_service.dill"
+cp "$2/gen_kernel_bytecode.dill" "abiversions/gen_kernel_bytecode.dill"
 
 cipd create \
   -name dart/abiversions/$abi_version \
@@ -55,6 +54,6 @@ cipd create \
   -tag date:$current_date \
   -tag git_revision:$git_revision \
   -ref latest \
-  -ref version_$abi_version
+  -ref version:$abi_version
 
 popd